By your schematic Vbus1 and Vdd1 are shorted together on your PCB. This is OK of you are putting 3.3V into the combination, but it will give you the results you are seeing if you apply 5V. Remove the sort , or connect that power to 3.3V and it will function properly.

By your schematic Vbus1 and Vdd1 are shorted together on your PCB. This is OK of you are putting 3.3V into the combination, but it will give you the results you are seeing if you apply 5V. Remove the sort , or connect that power to 3.3V and it will function properly.